Air conditioning units can function up to 10 years maximum. Your AC units will be able to reach a decade if you maintain it well. In this article, I am going to share with you a step by step guide on how to main your air conditioning unit to keep it running efficiently and smoothly. Step 1. Turn off the Power Since the AC unit works on electricity, turn off and unplug the unit before doing maintenance for your safety. Step 2. Remove Debris Remove the fan cage from the exterior condenser. You can clean it using a vacuum to remove debris. Step 3. Clean Fins Using a vacuum brush, clean the fins to remove the dirt. Use a garden hose to spray the fins with a gentle stream of water. Do not use a pressure washer as it can damage the fins of your AC unit. Step 4. Straighten Fins With the use of a fin-straightening tool, gently straighten the bent fins. This will make the air to flow smoothly. If you are not sure how to do it, call a technician that offers HVAC services like th...